IT1103595B - PROCEDURE AND DEVICE FOR THERMAL CUTTING OF GLASS SHEETS - Google Patents

PROCEDURE AND DEVICE FOR THERMAL CUTTING OF GLASS SHEETS

Info

Publication number
IT1103595B
IT1103595B IT47972/78A IT4797278A IT1103595B IT 1103595 B IT1103595 B IT 1103595B IT 47972/78 A IT47972/78 A IT 47972/78A IT 4797278 A IT4797278 A IT 4797278A IT 1103595 B IT1103595 B IT 1103595B
Authority
IT
Italy
Prior art keywords
procedure
glass sheets
thermal cutting
cutting
thermal
Prior art date
Application number
IT47972/78A
Other languages
Italian (it)
Other versions
IT7847972A0 (en
Original Assignee
Libbey Owens Ford Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Libbey Owens Ford Co filed Critical Libbey Owens Ford Co
Publication of IT7847972A0 publication Critical patent/IT7847972A0/en
Application granted granted Critical
Publication of IT1103595B publication Critical patent/IT1103595B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B33/00—Severing cooled glass
    • C03B33/09—Severing cooled glass by thermal shock
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T225/00—Severing by tearing or breaking
    • Y10T225/10—Methods
    • Y10T225/12—With preliminary weakening
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T225/00—Severing by tearing or breaking
    • Y10T225/30—Breaking or tearing apparatus
    • Y10T225/304—Including means to apply thermal shock to work
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T225/00—Severing by tearing or breaking
    • Y10T225/30—Breaking or tearing apparatus
    • Y10T225/307—Combined with preliminary weakener or with nonbreaking cutter
    • Y10T225/321—Preliminary weakener
    • Y10T225/325—With means to apply moment of force to weakened work

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
IT47972/78A 1977-02-09 1978-02-08 PROCEDURE AND DEVICE FOR THERMAL CUTTING OF GLASS SHEETS IT1103595B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/767,051 US4113162A (en) 1977-02-09 1977-02-09 Method of and apparatus for thermally severing glass

Publications (2)

Publication Number Publication Date
IT7847972A0 IT7847972A0 (en) 1978-02-08
IT1103595B true IT1103595B (en) 1985-10-14

Family

ID=25078337

Family Applications (1)

Application Number Title Priority Date Filing Date
IT47972/78A IT1103595B (en) 1977-02-09 1978-02-08 PROCEDURE AND DEVICE FOR THERMAL CUTTING OF GLASS SHEETS

Country Status (8)

Country Link
US (1) US4113162A (en)
BE (1) BE863768A (en)
CA (1) CA1085712A (en)
DE (1) DE2805733A1 (en)
FR (1) FR2380231A1 (en)
GB (2) GB1584024A (en)
IT (1) IT1103595B (en)
LU (1) LU79022A1 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1095004A (en) * 1979-02-28 1981-02-03 Gordon F. Pereman Glass breaking and separating apparatus and method
US4232809A (en) * 1979-04-16 1980-11-11 Libbey-Owens-Ford Company Apparatus for thermally severing glass
US4368064A (en) * 1981-06-05 1983-01-11 Rca Corporation Method for cleaving an optical fiber
DE3614810A1 (en) * 1986-05-02 1987-11-05 Philips Patentverwaltung DEVICE FOR SEPARATING PLATE-SHAPED OBJECTS MADE OF ALUMINUM OXIDE
US4749400A (en) * 1986-12-12 1988-06-07 Ppg Industries, Inc. Discrete glass sheet cutting
DE69008927T2 (en) * 1989-05-08 1994-12-01 Philips Nv Process for splitting a plate made of brittle material.
US5224638A (en) * 1990-08-20 1993-07-06 Alpha Industries, Inc. Induction severing apparatus
JPH0714823B2 (en) * 1991-12-02 1995-02-22 東洋ガラス株式会社 How to cut glass
US6795274B1 (en) 1999-09-07 2004-09-21 Asahi Glass Company, Ltd. Method for manufacturing a substantially circular substrate by utilizing scribing
US6664503B1 (en) 1999-09-07 2003-12-16 Asahi Glass Company, Ltd. Method for manufacturing a magnetic disk
JP2004217492A (en) * 2003-01-17 2004-08-05 Murakami Corp Method of cutting out glass plate
AT509220B1 (en) 2010-06-07 2011-07-15 Hermann Sonnleitner MANIPULATION DEVICE FOR A FLAT GLASS BEARING
US9027815B2 (en) 2010-08-31 2015-05-12 Corning Incorporated Apparatus and method for making glass sheet with improved sheet stability
TWI496055B (en) * 2012-12-18 2015-08-11 Wistron Corp A positioning structure for a touch display device and the touch display device
US10029941B2 (en) 2014-03-31 2018-07-24 Corning Incorporated Machining methods of forming laminated glass structures
JP6117755B2 (en) * 2014-09-22 2017-04-19 ファナック株式会社 Device, robot, and robot system for releasing catch of substrate cut in advance
US10793462B2 (en) 2015-07-07 2020-10-06 Corning Incorporated Apparatuses and methods for heating moving glass ribbons at separation lines and/or for separating glass sheets from glass ribbons

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1447828A (en) * 1921-10-13 1923-03-06 Westbury William Cylinder-capping device
US1652959A (en) * 1925-06-24 1927-12-13 Rolland Glass Company Splitting buck
US1661846A (en) * 1926-03-18 1928-03-06 Pittsburgh Plate Glass Co Apparatus for severing glass sheets
US1777644A (en) * 1928-12-22 1930-10-07 Pittsburgh Plate Glass Co Apparatus for severing glass sheets
US2393155A (en) * 1939-06-23 1946-01-15 Omes Ltd Forging pointed articles
US2507817A (en) * 1947-12-09 1950-05-16 Ropp Irwin Method and apparatus for heating and forging elongated metal blanks
ES362930A1 (en) * 1968-02-28 1970-11-16 Ppg Industries Inc A method of cutting a glass sheet. (Machine-translation by Google Translate, not legally binding)
GB1252901A (en) * 1968-03-29 1971-11-10
US3730408A (en) * 1970-09-15 1973-05-01 Ppg Industries Inc Thermally directed glass cutting
US4109840A (en) * 1976-04-19 1978-08-29 Libbey-Owens-Ford Company Method of and apparatus for thermally severing glass

Also Published As

Publication number Publication date
DE2805733A1 (en) 1978-08-10
LU79022A1 (en) 1978-06-21
GB1584024A (en) 1981-02-04
FR2380231B1 (en) 1984-08-31
GB1584023A (en) 1981-02-04
BE863768A (en) 1978-05-29
CA1085712A (en) 1980-09-16
IT7847972A0 (en) 1978-02-08
FR2380231A1 (en) 1978-09-08
US4113162A (en) 1978-09-12

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